Robenacoxib

Name: Robenacoxib
Brand: Vaqora Chemicals
SKU: VQ-027867

About Robenacoxib

Robenacoxib (CAS 220991-32-2) is a high-purity reference standard of Robenacoxib offered by Vaqora Chemicals. Formula C16H13F4NO2, molecular weight 327.27 g/mol. The IUPAC name is 2-[5-ethyl-2-(2,3,5,6-tetrafluoroanilino)phenyl]acetic acid. It is also known as onsior injection.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a reference sample of Robenacoxib, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Robenacoxib in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Robenacoxib

View every impurity, metabolite and intermediate we list for Robenacoxib.

Robenacoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	Robenacoxib
Catalogue No.	VQ-027867
CAS Number	220991-32-2
IUPAC name	2-[5-ethyl-2-(2,3,5,6-tetrafluoroanilino)phenyl]acetic acid
Molecular formula	C₁₆H₁₃F₄NO₂
Molecular weight	327.27 g/mol
Exact mass	327.0882
Grade	Reference Standard
HSN code	38229090
InChIKey	ZEXGDYFACFXQPF-UHFFFAOYSA-N
SMILES	CCC1=CC(=C(C=C1)NC2=C(C(=CC(=C2F)F)F)F)CC(=O)O
PubChem CID	6433107

Physical properties
Physical form	Solid
LogP (XLogP3)	4.1
H-bond donors / acceptors	2 / 7
TPSA	49.3 Å²
Synonyms	2-(5-Ethyl-2-((2,3,5,6-tetrafluorophenyl)amino)phenyl)acetic acid, (5-Ethyl-2-((2,3,5,6-tetrafluorophenyl)amino)phenyl)acetic acid, onsior injection, {5-ethyl-2-[(2,3,5,6-tetrafluorophenyl)amino]phenyl}acetic acid, 5-Ethyl-2-[(2,3,5,6-tetrafluorophenyl)amino]benzeneacetic Acid, [5-Ethyl-2-(2,3,5,6-tetrafluoroanilino)phenyl]acetic acid, 5-ethyl-2-(2',3',5',6'-tetrafluoroanilino)phenylacetic acid, 5-ethyl-2-(2', 3', 5', 6'-tetrafluoroanilino)phenylacetic acid, 5-ethyl-2-(2', 3',5',6'-tetrafluoroanilino)phenylacetic acid, 5-ethyl-2-(2',3',5', 6'-tetrafluoroanilino)phenylacetic acid, 5-ethyl-2-(2',3',5',6'-tetrafluoroanilino) phenylacetic acid, Benzeneacetic acid, 5-ethyl-2-[(2,3,5,6-tetrafluorophenyl)amino]-

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H361Suspected of damaging fertility or the unborn child
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P203, P264, P270, P273, P280, P301 + P317, P318, P330, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Robenacoxib?

The CAS Registry Number of Robenacoxib is 220991-32-2. It is also known as 2-(5-Ethyl-2-((2,3,5,6-tetrafluorophenyl)amino)phenyl)acetic acid, (5-Ethyl-2-((2,3,5,6-tetrafluorophenyl)amino)phenyl)acetic acid, onsior injection.

What is the molecular formula and molecular weight of Robenacoxib?

Robenacoxib has the molecular formula C16H13F4NO2 and a molecular weight of 327.27 g/mol. Its IUPAC name is 2-[5-ethyl-2-(2,3,5,6-tetrafluoroanilino)phenyl]acetic acid.

What is Robenacoxib used for?

Robenacoxib is supplied as a characterised reference material related to Robenacoxib. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Robenacoxib can I order?

We supply Robenacoxib in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Robenacoxib?

Yes. Every lot of Robenacoxib is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Robenacoxib be shipped internationally?

Yes. Robenacoxib is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.